Category Archives: Big Picture

(c) Copyright 2001-2016 David Dilworth Paradoxically, using less water can actually increase total water use. Wait. What? That’s backwards. It doesn’t make sense. How could this be possible? If you use less water, how can it increase water use ? … Continue reading →

(c) Copyright 2015 David Dilworth Ever try breathing air from another planet? Or eating vegetables grown in another solar system ? Of course not. We all breathe air from the same atmosphere and eat food grown from the same rain. … Continue reading →

(c) Copyright 2005-2013 David Dilworth Some claim that toxic pollution or burning fossil fuels is the most devastating damage humans have done to our earth. Now of course, those are deadly serious problems, but are they the longest lasting harm … Continue reading →

How Ecological Interdependence Affects You or Why We Can’t Stop Holding Hands with all our Biota Neighbors Copyright 2002-2012 David Dilworth Sea Otters and Kelp (c) Copyright 2008 David Dilworth Here are some principles and examples of how very different … Continue reading →